Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> fb98d6ab854a8c0da56a34e703cfe4050abf6f8792c54563be02dce51543e590:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^